CVE-2011-2778
tor - buffer overflow
EPSS 3.5%
Description
Multiple heap-based buffer overflows in Tor before 0.2.2.35 allow remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code by (1) establishing a SOCKS connection to SocksPort or (2) leveraging a SOCKS proxy configuration.
How to fix CVE-2011-2778
To remediate CVE-2011-2778, upgrade the affected package to a fixed version below.
- Debian/tor—upgrade to 0.2.2.35-1 or later
- Debian/tor—upgrade to 0.2.2.35-1~squeeze+1 or later
Is CVE-2011-2778 being exploited?
Low — EPSS is 3.5%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 0.2.2.35-1
- from 0, < 0.2.2.35-1~squeeze+1